Home / 200,339.48-276,468.56-109,701.19

Finding the Fourth Proportional to 200,339.48, 276,468.56 and 109,701.19

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Solution

The fourth proportional to 200,339.48, 276,468.56 and 109,701.19 is: 151,387.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,339.48 : 276,468.56 = 109,701.19 : x
  2. Step 2: Convert to fraction form
    200,339.48/276,468.56 = 109,701.19/x
  3. Step 3: Cross multiply
    200,339.48x = 276,468.56 × 109,701.19
  4. Step 4: Simplify right side
    200,339.48x = 30,328,930,143.19
  5. Step 5: Solve for x
    x = 30,328,930,143.19/200,339.48
  6. Step 6: Final answer
    x = 151,387.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.